run_tests.py

#!/usr/bin/env python3
"""Script to run the tests."""

import sys
import unittest

# Change PYTHONPATH to include dependencies.
sys.path.insert(0, ".")

import utils.dependencies  # pylint: disable=wrong-import-position

if __name__ == "__main__":
    print(f"Using Python version {sys.version!s}")

    fail_unless_has_test_file = "--fail-unless-has-test-file" in sys.argv
    setattr(unittest, "fail_unless_has_test_file", fail_unless_has_test_file)
    if fail_unless_has_test_file:
        # Remove --fail-unless-has-test-file otherwise it will conflict with
        # the argparse tests.
        sys.argv.remove("--fail-unless-has-test-file")

    dependency_helper = utils.dependencies.DependencyHelper()

    if not dependency_helper.CheckTestDependencies():
        sys.exit(1)

    test_suite = unittest.TestLoader().discover("tests", pattern="*.py")
    test_results = unittest.TextTestRunner(verbosity=2).run(test_suite)
    if not test_results.wasSuccessful():
        sys.exit(1)